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{"affected": [{"affectedData": [{"product": "Apache Commons Configuration", "vendor": "Apache", "versions": [{"status": "affected", "version": "2.2"}, {"status": "affected", "version": "2.3"}, {"status": "affected", "version": "2.4"}, {"status": "affected", "version": "2.5"}, {"status": "affected", "version": "2.6"}]}], "source": "security@apache.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:apache:commons_configuration:2.2:*:*:*:*:*:*:*", "matchCriteriaId": "111C73BE-24B1-426A-A814-BDAA0178AFEB", "vulnerable": true}, {"criteria": "cpe:2.3:a:apache:commons_configuration:2.3:*:*:*:*:*:*:*", "matchCriteriaId": "88CB5ECB-C7DD-40B1-9030-8A490EFBB863", "vulnerable": true}, {"criteria": "cpe:2.3:a:apache:commons_configuration:2.4:*:*:*:*:*:*:*", "matchCriteriaId": "3481DE19-1732-4C98-9D74-14496A722FF3", "vulnerable": true}, {"criteria": "cpe:2.3:a:apache:commons_configuration:2.5:*:*:*:*:*:*:*", "matchCriteriaId": "2361B784-B34F-4362-9423-2E6A12E6CAFC", "vulnerable": true}, {"criteria": "cpe:2.3:a:apache:commons_configuration:2.6:*:*:*:*:*:*:*", "matchCriteriaId": "CB3CCE06-C435-4BA6-B8CF-5DFA35C47D70", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:oracle:database_server:11.2.0.4:*:*:*:*:*:*:*", "matchCriteriaId": "C1E11A25-C7CE-49DF-99CA-352FD21B8230", "vulnerable": true}, {"criteria": "cpe:2.3:a:oracle:database_server:12.1.0.2:*:*:*:*:*:*:*", "matchCriteriaId": "4F3D40B7-925C-413D-AFF3-60BF330D5BC2", "vulnerable": true}, {"criteria": "cpe:2.3:a:oracle:database_server:12.2.0.1:*:*:*:*:*:*:*", "matchCriteriaId": "5C614BA7-7103-4ED7-ADD0-56064FE256A3", "vulnerable": true}, {"criteria": "cpe:2.3:a:oracle:database_server:18c:*:*:*:*:*:*:*", "matchCriteriaId": "6833701E-5510-4180-9523-9CFD318DEE6A", "vulnerable": true}, {"criteria": "cpe:2.3:a:oracle:database_server:19c:*:*:*:*:*:*:*", "matchCriteriaId": "B2204841-585F-40C7-A1D9-C34E612808CA", "vulnerable": true}, {"criteria": "cpe:2.3:a:oracle:healthcare_foundation:7.1.1:*:*:*:*:*:*:*", "matchCriteriaId": "26A1F27B-C3AC-4D13-B9B2-2D6CF65D07BC", "vulnerable": true}, {"criteria": "cpe:2.3:a:oracle:healthcare_foundation:7.2.0:*:*:*:*:*:*:*", "matchCriteriaId": "B95E8056-51D8-4390-ADE3-661B7AE1D7CE", "vulnerable": true}, {"criteria": "cpe:2.3:a:oracle:healthcare_foundation:7.2.1:*:*:*:*:*:*:*", "matchCriteriaId": "609D6EDF-D4D0-4370-9B8B-CA39D41946C0", "vulnerable": true}, {"criteria": "cpe:2.3:a:oracle:healthcare_foundation:7.3.0:*:*:*:*:*:*:*", "matchCriteriaId": "9059A907-508B-4844-8D7B-0FA68C0DF6A6", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Apache Commons Configuration uses a third-party library to parse YAML files which by default allows the instantiation of classes if the YAML includes special statements. Apache Commons Configuration versions 2.2, 2.3, 2.4, 2.5, 2.6 did not change the default settings of this library. So if a YAML file was loaded from an untrusted source, it could therefore load and execute code out of the control of the host application."}, {"lang": "es", "value": "Apache Commons Configuration usa una biblioteca de terceros para analizar archivos YAML, la cual por defecto permite la instanciaci\u00f3n de clases si el YAML incluye sentencias especiales. Apache Commons Configuration versiones 2.2, 2.3, 2.4, 2.5, 2.6 no cambi\u00f3 la configuraci\u00f3n predeterminada de esta biblioteca. Por lo tanto, si un archivo YAML se cargaba desde una fuente no confiable, pod\u00eda por lo tanto cargar y ejecutar c\u00f3digo fuera del control de la aplicaci\u00f3n host."}], "id": "CVE-2020-1953", "lastModified": "2026-06-17T03:02:42.647", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10.0, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 6.0, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-03-13T15:15:11.373", "references": [{"source": "security@apache.org", "url": "https://lists.apache.org/thread.html/d0e00f2e147a9e9b13a6829133092f349b2882bf6860397368a52600%40%3Cannounce.tomcat.apache.org%3E"}, {"source": "security@apache.org", "url": "https://lists.apache.org/thread.html/r16a2e949e35780c8974cf66104e812410f3904f752df6b66bf292269%40%3Ccommits.servicecomb.apache.org%3E"}, {"source": "security@apache.org", "url": "https://lists.apache.org/thread.html/rde2186ad6ac0d6ed8d51af7509244adcf1ce0f9a3b7e1d1dd3b64676%40%3Ccommits.camel.apache.org%3E"}, {"source": "security@apache.org", "tags": ["Third Party Advisory"], "url": "https://www.oracle.com/security-alerts/cpuoct2020.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.apache.org/thread.html/d0e00f2e147a9e9b13a6829133092f349b2882bf6860397368a52600%40%3Cannounce.tomcat.apache.org%3E"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.apache.org/thread.html/r16a2e949e35780c8974cf66104e812410f3904f752df6b66bf292269%40%3Ccommits.servicecomb.apache.org%3E"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.apache.org/thread.html/rde2186ad6ac0d6ed8d51af7509244adcf1ce0f9a3b7e1d1dd3b64676%40%3Ccommits.camel.apache.org%3E"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.oracle.com/security-alerts/cpuoct2020.html"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2020:2751", "cpe": "cpe:/a:redhat:amq_broker:7", "package": "commons-configuration2", "product_name": "Red Hat AMQ", "release_date": "2020-06-25T00:00:00Z"}, {"advisory": "RHSA-2020:3133", "cpe": "cpe:/a:redhat:amq_broker:7", "package": "commons-configuration2", "product_name": "Red Hat AMQ", "release_date": "2020-07-23T00:00:00Z"}, {"advisory": "RHSA-2020:3192", "cpe": "cpe:/a:redhat:jboss_fuse:7", "package": "commons-configuration2", "product_name": "Red Hat Fuse 7.7.0", "release_date": "2020-07-28T00:00:00Z"}], "bugzilla": {"description": "apache-commons-configuration: uncontrolled class instantiation when loading YAML files", "id": "1815212", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1815212"}, "csaw": false, "cvss3": {"cvss3_base_score": "9.0", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-20", "details": ["Apache Commons Configuration uses a third-party library to parse YAML files which by default allows the instantiation of classes if the YAML includes special statements. Apache Commons Configuration versions 2.2, 2.3, 2.4, 2.5, 2.6 did not change the default settings of this library. So if a YAML file was loaded from an untrusted source, it could therefore load and execute code out of the control of the host application.", "A flaw was found in the Apache Commons Configuration, where it uses a third-party library to process YAML files, which by default, allows the instantiation of classes if the YAML includes special statements. Apache Commons Configuration versions 2.2, 2.3, 2.4, 2.5, 2.6 did not change the default settings of this library. If a YAML file was loaded from an untrusted source, it could load and execute code out of the control of the host application."], "mitigation": {"lang": "en:us", "value": "There is currently no mitigation available for this vulnerability."}, "name": "CVE-2020-1953", "package_state": [{"cpe": "cpe:/a:redhat:a_mq_clients:2", "fix_state": "Not affected", "package_name": "commons-configuration2", "product_name": "A-MQ Clients 2"}, {"cpe": "cpe:/a:redhat:amq_online:1", "fix_state": "Not affected", "package_name": "commons-configuration2", "product_name": "Red Hat A-MQ Online"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_bpms_platform", "fix_state": "Not affected", "package_name": "commons-configuration", "product_name": "Red Hat BPM Suite 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_brms_platform:7", "fix_state": "Not affected", "package_name": "commons-configuration", "product_name": "Red Hat Decision Manager 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "apache-commons-configuration", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_brms_platform:5", "fix_state": "Out of support scope", "package_name": "commons-configuration", "product_name": "Red Hat JBoss BRMS 5"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_brms_platform:6", "fix_state": "Not affected", "package_name": "commons-configuration", "product_name": "Red Hat JBoss BRMS 6"}, {"cpe": "cpe:/a:redhat:jboss_data_grid:7", "fix_state": "Not affected", "package_name": "commons-configuration2", "product_name": "Red Hat JBoss Data Grid 7"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:6", "fix_state": "Not affected", "package_name": "commons-configuration", "product_name": "Red Hat JBoss Enterprise Application Platform 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:7", "fix_state": "Not affected", "package_name": "commons-configuration2", "product_name": "Red Hat JBoss Enterprise Application Platform 7"}, {"cpe": "cpe:/a:redhat:jboss_fuse:6", "fix_state": "Not affected", "package_name": "commons-configuration", "product_name": "Red Hat JBoss Fuse 6"}, {"cpe": "cpe:/a:redhat:jboss_fuse_service_works:6", "fix_state": "Not affected", "package_name": "commons-configuration", "product_name": "Red Hat JBoss Fuse Service Works 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_soa_platform:5", "fix_state": "Out of support scope", "package_name": "commons-configuration", "product_name": "Red Hat JBoss SOA Platform 5"}, {"cpe": "cpe:/a:redhat:openshift_application_runtimes:1.0", "fix_state": "Not affected", "package_name": "commons-configuration", "product_name": "Red Hat OpenShift Application Runtimes"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_bpms_platform:7", "fix_state": "Not affected", "package_name": "commons-configuration", "product_name": "Red Hat Process Automation 7"}, {"cpe": "cpe:/a:redhat:rhel_software_collections:3", "fix_state": "Not affected", "package_name": "rh-maven35-apache-commons-configuration", "product_name": "Red Hat Software Collections"}, {"cpe": "cpe:/a:redhat:storage:3", "fix_state": "Not affected", "package_name": "commons-configuration", "product_name": "Red Hat Storage 3"}, {"cpe": "cpe:/o:redhat:rhev_hypervisor:4", "fix_state": "Not affected", "package_name": "apache-commons-configuration", "product_name": "Red Hat Virtualization 4"}], "public_date": "2020-03-13T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-1953\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-1953\nhttps://github.com/apache/commons-configuration/commit/add7375cf37fd316d4838c6c56b054fc293b4641\nhttps://lists.apache.org/thread.html/rde2186ad6ac0d6ed8d51af7509244adcf1ce0f9a3b7e1d1dd3b64676@%3Ccommits.camel.apache.org%3E"], "statement": "Several packages are unaffected because they do not include support for YAML configurations:\n* `apache-commons-configuration` as shipped with Red Hat Enterprise Linux 7\n* `apache-commons-configuration` as shipped with Red Hat Enterprise Virtualization\n* `rh-maven35-apache-commons-configuration` as shipped with Red Hat Software Collections\n* `commons-configuration` as shipped with Red Hat Gluster Storage", "threat_severity": "Important"}

{}